/*!
* This program is free software; you can redistribute it and/or modify it under the
* terms of the GNU Lesser General Public License, version 2.1 as published by the Free Software
* Foundation.
*
* You should have received a copy of the GNU Lesser General Public License along with this
* program; if not, you can obtain a copy at http://www.gnu.org/licenses/old-licenses/lgpl-2.1.html
* or from the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
* This program is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU Lesser General Public License for more details.
*
* Copyright (c) 2002-2017 Hitachi Vantara..  All rights reserved.
*/

package org.pentaho.ui.database.event;

import com.google.gwt.user.client.Command;
import org.pentaho.ui.xul.containers.XulTree;
import org.pentaho.ui.xul.gwt.tags.GwtTree;

/**
 * @author Rowell Belen
 */
public class GwtLayoutHandler {

  public static void deferUpdateUI( XulTree xulTree, Command command ) {

    GwtTree gwtTree = null;
    try {

      gwtTree = (GwtTree) xulTree;

      if ( gwtTree != null ) {
        gwtTree.suppressLayout( true );
      }

      if ( command != null ) {
        command.execute();
      }
    } finally {
      if ( gwtTree != null ) {
        gwtTree.suppressLayout( false );
        gwtTree.updateUI();
      }
    }
  }

}
